Bacterial Infections of childhood

Question 1

Name the causative agent, “dirty grey pseudomembrane on the back of child’s throat”

Answer 1

Corynebacterium diptheria

Question 2

Bacteriology of diptheria

Answer 2

gram + rod

Question 3

What are some complications that diptheria can lead to?

Answer 3

myocarditis and nerve palsies

Question 4

What causes whooping cough

Answer 4

Pertussis

Question 5

What are the main mechanisms of virulence of pertussis?

Answer 5

filamentous hemagluttin - attachment

toxin - inc cAMP and causes edema - tracheobronchitis

Question 6

What is the most common cause of meningitis in kids <2?

Answer 6

encapsulated H flu

Question 7

What agent cause epiglottitis?

Answer 7

encapsulated H flu

Question 8

What is the bacteriology of N meningitis?

Answer 8

gram negative diplococci

Question 9

What is the reservoir and transmission of N meningitis?

Answer 9

reservoir: human nasopharynx
transmission: respiratory droplets

Question 10

What occurs in waterhouse friedrichsen syndrome?

Answer 10

hemorrhagic collapse of adrenals due to N meningitis infection